From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CDCC8FF885A for ; Wed, 29 Apr 2026 01:15:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cjaJEACLCGvkiyeRaMu5LxLbzg0qxAVF4CELa2WHS+w=; b=kRUwULA3qPVsr1 Ay9/HSLeKlDW2O+/QU5oSjowd3HSoAU81Xhw671Zm0lTw1aEpTTI6C8HIhKWYvZ1C+dtLF/Wr2J1V eWejQ/SjZuUWi84rUjJGm5+N7Y/H5C+FTPljvIWk3K1wnOMS0qWltuyk5/0/WL19S4Xifgk9JEyYd +1ezLm1r1His1DLD9EHrUHq12AnYQJQ8LSb70VU7KPE0HrX4vzOM7sB3wedRkWd19NU41l0MfAo7b zOB0GAFtrDxDRAsKLKvB8dfKfhFYnpPZ/6Q3XgkDPeivmSAv7SBHsOpzIfjSevPcis35DUmbzXBqR cJyGJNrSNsfEh59kG8eA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHtWW-00000002hf3-1HI3; Wed, 29 Apr 2026 01:15:32 +0000 Received: from out30-97.freemail.mail.aliyun.com ([115.124.30.97]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHtWT-00000002he1-0Wki; Wed, 29 Apr 2026 01:15:30 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1777425325; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=xWnII7NbedrCecv32Wz7AYnJB6oJuNa7XLMjqnf42ng=; b=d7AdNmsLQCnRsf+Gv/1Awdemh5I1CO8FJ9EBGw8TvjCMs4Gb3PNmqLSWp75UA2AIB3/UHKE3tRiaDdbyyL8v6CqoRWwhQew2v53Ko5h3V0DLQ7qqULCynqFUCdlSk0YJ7DLo1/pUxLGQFBhCQLdyXvRV0EPVCTQ494xJIvLb/zs= X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R861e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033032089153;MF=fangyu.yu@linux.alibaba.com;NM=1;PH=DS;RN=22;SR=0;TI=SMTPD_---0X1vlEBh_1777425321; Received: from localhost.localdomain(mailfrom:fangyu.yu@linux.alibaba.com fp:SMTPD_---0X1vlEBh_1777425321 cluster:ay36) by smtp.aliyun-inc.com; Wed, 29 Apr 2026 09:15:23 +0800 From: fangyu.yu@linux.alibaba.com To: jgg@ziepe.ca Cc: alex@ghiti.fr, anup@brainfault.org, aou@eecs.berkeley.edu, atish.patra@linux.dev, baolu.lu@linux.intel.com, fangyu.yu@linux.alibaba.com, guoren@kernel.org, iommu@lists.linux.dev, joro@8bytes.org, kevin.tian@intel.com, kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, palmer@dabbelt.com, pjw@kernel.org, robin.murphy@arm.com, skhawaja@google.com, tjeznach@rivosinc.com, vasant.hegde@amd.com, will@kernel.org Subject: Re: Re: [RFC PATCH 02/11] iommu/riscv: report iommu capabilities Date: Wed, 29 Apr 2026 09:15:20 +0800 Message-Id: <20260429011520.62812-1-fangyu.yu@linux.alibaba.com> X-Mailer: git-send-email 2.39.3 (Apple Git-146) In-Reply-To: <20260428133324.GD849557@ziepe.ca> References: <20260428133324.GD849557@ziepe.ca> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260428_181529_511086_0DE68073 X-CRM114-Status: UNSURE ( 3.13 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org >> +static bool riscv_iommu_capable(struct device *dev, enum iommu_cap cap) >> +{ >> + switch (cap) { >> + case IOMMU_CAP_CACHE_COHERENCY: >> + case IOMMU_CAP_DEFERRED_FLUSH: > >IOMMU_CAP_DEFERRED_FLUSH is not needed in v7.1 Thanks, I will drop IOMMU_CAP_DEFERRED_FLUSH. > >Jason _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv